Finding the Fourth Proportional to 1,974,991.54, 2,963,342.99 and 696,512.59
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Solution
The fourth proportional to 1,974,991.54, 2,963,342.99 and 696,512.59 is: 1,045,070.65
Step by Step Solution
- Step 1: Write the proportion equation
1,974,991.54 : 2,963,342.99 = 696,512.59 : x - Step 2: Convert to fraction form
1,974,991.54/2,963,342.99 = 696,512.59/x - Step 3: Cross multiply
1,974,991.54x = 2,963,342.99 × 696,512.59 - Step 4: Simplify right side
1,974,991.54x = 2,064,005,682,723.97 - Step 5: Solve for x
x = 2,064,005,682,723.97/1,974,991.54 - Step 6: Final answer
x = 1,045,070.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.